Home / 107,910.23-161,791.53-48,713.60

Finding the Fourth Proportional to 107,910.23, 161,791.53 and 48,713.60

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Solution

The fourth proportional to 107,910.23, 161,791.53 and 48,713.60 is: 73,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,910.23 : 161,791.53 = 48,713.60 : x
  2. Step 2: Convert to fraction form
    107,910.23/161,791.53 = 48,713.60/x
  3. Step 3: Cross multiply
    107,910.23x = 161,791.53 × 48,713.60
  4. Step 4: Simplify right side
    107,910.23x = 7,881,448,097.61
  5. Step 5: Solve for x
    x = 7,881,448,097.61/107,910.23
  6. Step 6: Final answer
    x = 73,037.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.